Exercise platform



FIG. 1 is a top perspective view of an exercise platform showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof.

The broken lines shown in the drawings represent portions of theexercise platform that form no part of the claimed design.

CLAIM The ornamental design for an exercise platform, as shown anddescribed.